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计算下面各题(120-40)×23900-4×13675×(53-48)420-420÷760×(91÷7)153-(87+26)103×7-210(185+315)÷5257-(57+26)

题目详情
计算下面各题
(120-40)×23900-4×13675×(53-48)
420-420÷760×(91÷7)153-(87+26)
103×7-210(185+315)÷5257-(57+26)
▼优质解答
答案和解析
(1)(120-40)×23
=80×23
=1840

(2)900-4×136
=900-544
=356

(3)75×(53-48)
=75×5
=375

(4)420-420÷7
=420-60
=360

(5)60×(91÷7)
=60×13
=780

(6)153-(87+26)
=153-113
=40

(7)103×7-210
=721-210
=511

(8)(185+315)÷5
=500÷5
=100

(9)257-(57+26)
=257-57-26
=200-26
=174